<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>flex-wrap子元素是否换行</title>
    <style>
        div{
            /* flex属性--弹性布局 */
            display: flex;
            width: 800px;
            height: 300px;
            background-color: pink;
            flex-direction: row;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        div span{
            width: 150px;
            height: 100px;
            background-color: purple;
        }
    </style>
</head>
<body>
    <div>
        <span>1</span><span>2</span><span>3</span><span>4</span><span>5</span>
    </div>
</body>
</html>